AND requires all specified words to appear in each item
e.g. synoptic gospel* AND source*
OR requires any of the specified words to appear in
each item
e.g. free will OR predestination
NOT excludes terms not desired
e.g. Reformation NOT Counter-Reformation
Combining ideas
e.g. Bible AND (mother* OR matriarch*)
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prioritize your concepts to begin your search with
the most important one
-
consider additional concepts to use, if necessary, to
reduce or expand retrieval
-
if the database has a thesaurus, either online or
print, check for suggested terms